/*
 * Copyright 2023 ByteDance and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use thiserror::Error;

use super::command::FtpCommandError;

pub(crate) enum FtpAuthStatus {
    NotLoggedIn,
    LoggedIn,
    NeedPassword,
    NeedAccount,
}

#[derive(Debug, Error)]
pub enum FtpSessionOpenError {
    #[error("raw command error: {0}")]
    RawCommandError(FtpCommandError),
    #[error("service not available")]
    ServiceNotAvailable,
    #[error("not logged in")]
    NotLoggedIn,
    #[error("extra account is needed")]
    AccountIsNeeded,
}

impl From<FtpCommandError> for FtpSessionOpenError {
    fn from(e: FtpCommandError) -> Self {
        match e {
            FtpCommandError::ServiceNotAvailable => FtpSessionOpenError::ServiceNotAvailable,
            _ => FtpSessionOpenError::RawCommandError(e),
        }
    }
}
